Base | Representation |
---|---|
bin | 1100100001011… |
… | …01101000011001 |
3 | 21022122210222020 |
4 | 12100231220121 |
5 | 203342411010 |
6 | 14231245053 |
7 | 2413602126 |
oct | 620555031 |
9 | 238583866 |
10 | 105044505 |
11 | 54327545 |
12 | 2b219789 |
13 | 189bb917 |
14 | dd4574d |
15 | 934e470 |
hex | 642da19 |
105044505 has 16 divisors (see below), whose sum is σ = 168586944. Its totient is φ = 55851840.
The previous prime is 105044497. The next prime is 105044507. The reversal of 105044505 is 505440501.
It is not a de Polignac number, because 105044505 - 23 = 105044497 is a prime.
It is a super-2 number, since 2×1050445052 = 22068696061390050, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (105044507) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5614 + ... + 15543.
It is an arithmetic number, because the mean of its divisors is an integer number (10536684).
Almost surely, 2105044505 is an apocalyptic number.
105044505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
105044505 is a deficient number, since it is larger than the sum of its proper divisors (63542439).
105044505 is a wasteful number, since it uses less digits than its factorization.
105044505 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21496.
The product of its (nonzero) digits is 2000, while the sum is 24.
The square root of 105044505 is about 10249.1221575313. The cubic root of 105044505 is about 471.8360428930.
The spelling of 105044505 in words is "one hundred five million, forty-four thousand, five hundred five".
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